NEW: Waffle House shooter had AR-15 taken after incident at the White House; Guess how he got it back?

According to new reporting, the suspected shooter at a Waffle House in Tennessee was also arrested by the Secret Service in July for being in the wrong place at the White House.

NEW INFO about suspected shooter: Travis Reinking was arrested by Secret Service in July for being in restricted area of White House. AR-15 used today had been seized after that, but IL law enforcement returned it to his father who gave it back to Reinking. pic.twitter.com/owdzbe0GaI